| Alton to Rockville (Maryland) | 3,634.62 mi (5,849.36 km) |
| Alton to Rockville Centre (New York) | 3,420.98 mi (5,505.54 km) |
| Alton to Rockwall (Texas) | 4,704.77 mi (7,571.59 km) |
| Alton to Rocky Mount (North Carolina) | 3,802.38 mi (6,119.34 km) |
| Alton to Rocky Point (New York) | 3,380.49 mi (5,440.37 km) |
| Alton to Rocky River (Ohio) | 3,718.85 mi (5,984.91 km) |
| Alton to Roessleville (New York) | 3,342.18 mi (5,378.73 km) |
| Alton to Rogers (Arkansas) | 4,444.56 mi (7,152.83 km) |
| Alton to Rogers (Minnesota) | 3,995.77 mi (6,430.58 km) |
| Alton to Rohnert Park (California) | 5,321.87 mi (8,564.72 km) |
| Alton to Rolla (Missouri) | 4,271.88 mi (6,874.93 km) |
| Alton to Rolling Meadows (Illinois) | 3,932.64 mi (6,328.97 km) |
| Alton to Roma (Texas) | 5,144.28 mi (8,278.92 km) |
| Alton to Rome (Georgia) | 4,187.56 mi (6,739.23 km) |
| Alton to Rome (New York) | 3,388.94 mi (5,453.98 km) |
